package com.example.demo.mapper;

import com.example.demo.entity.UserInfo;
import org.apache.ibatis.annotations.Mapper;

/**
 * @author: cheng
 * @date: 2023/6/24 16:49
 * @description:
 */
@Mapper
public interface UserMapper {
    int reg(UserInfo userInfo);

    UserInfo login(String username);
}
